73263320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{140891}}^1$

素因数の和:140915

約数の個数: 32

約数和(自身を含む): 177523920

約数和(自身を除く): 104260600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 140891, 281782, 563564, 704455, 1127128, 1408910, 1831583, 2817820, 3663166, 5635640, 7326332, 9157915, 14652664, 18315830, 36631660, 73263320]

約数ペア:

[(1, 73263320), (2, 36631660), (4, 18315830), (5, 14652664), (8, 9157915), (10, 7326332), (13, 5635640), (20, 3663166), (26, 2817820), (40, 1831583), (52, 1408910), (65, 1127128), (104, 704455), (130, 563564), (260, 281782), (520, 140891)]